Historically, students with special needs (SSN) were educationally regarded as unassertive recipients of institutionalized charitable care and concern. This stance towards SSN was altered with the advent of the Convention of the Rights of the Child which pronounced that all students needed to be included within mainstream schooling as a prerequisite for establishing both educational and social inclusion. This study examined the number of teachers, students and the school's professional development service enrolled within Lika-Senj District elementary and high schools during the 2016./2017. school year. The results show the numeric state of the school's professional development service is insufficient, least professional associates of the defectologist profile. The research established the numeric state of students with special needs and wich need prevail most. In elementary school mostly prevail this needs: Speech or Language Disability, Specific Learning Disability, Multiple Disabilities and Intelectual Disability. In high school mostly prevail: Intelectual Disability and Multiple Disabilities. It is interesting to note that Lika-Senj District high schools recognize gifted students. It also included a case study of two students: one gifted, and the other exhibiting developmental difficulties.